In the following questions, two statements are given; one in assertion (A) column while the other in reason (R ) column. Examine the statements carefully and mark the correct answer according to the instructions given below: If both (A) and (R) are correct and (R) is the correct explanation of (A) If both (A) and (R) are correct but (R) is not the correct explanation of (A)If (A) is correct but (R) is wrongIf (A) is wrong but (R) is correct(A) Acetic acid is a weak acid(R) It has weak conjugate base

In the following questions, two statements are given; one in assertion

1.	In the following questions, two statements are given; one in assertion (A) column while the other in reason (R ) column. Examine the statements carefully and mark the correct answer according to the instructions given below: If both (A) and (R) are correct and (R) is the correct explanation of (A) If both (A) and (R) are correct but (R) is not the correct explanation of (A)If (A) is correct but (R) is wrongIf (A) is wrong but (R) is correct(A) Acetic acid is a weak acid(R) It has weak conjugate base
Answer» If (A) is correct but (R) is wrong

Discussion

No Comment Found

Related InterviewSolutions

`2.5 ` mL of `(2)/(5)` M weak monoacidic base `(K_(b)=1xx10^(-12) "at" 25^(@)C)` is titrated with `(2)/(15)` M HCl in water at `25^(@)` C. The concentration of `H^(+)` at equivalence point is `(K_(w) = 1 xx 10^(-14) "at" 25^(@)C)`A. `3.7xx10^(-13)M`B. `3.2xx10^(-7) M`C. `3.2xx10^(-2)M`D. `2.7xx10^(-2)M`
Which of the following equimolar solutions can act as a buffer solution?(a) NH4Cl and NH4OH(b) HCl and NaCl(c) HCOOH and HCOONa(d) HNO3 and NH4NO3
The range of pH for acidic and basic buffer is where `K_(a)` and `K_(b)` are the acid base dissociation constants, respectively.A. form `pH=pK_(a)+-2 to pH=pK_(b)+-2`B. from `pH=pK_(a)+1to pH=pK_(b)+1`C. from `pH=pK_(a)+-1to pH=pK_(b)+-1`D. from `pH=pK_(a)+1to pH=pK_(b)-1`
Which of the following expression tepresents the Henderson equation for an acidic buffer ?A. `pH=(1)/(2)pK_(a)-(1)/(2)logC`B. `pH=pK_(a)-l"og"(["Conjugate base"])/(["Acid"])`C. `pH=pK_(a)+"log"(["Conjugate base"])/(["Acid"])`D. `pH=pK_(a)`
An acidic buffer solution can be prepared by mixing equimolar amounts ofA. `B(OH)_(3)` and `Na_(2)B_(4)O_(7).10H_(2)O`B. `NH_(3)` and `NH_(4)CI`C. `HCI` and `NaCI`D. `CH_(3)COOH` and `CH_(3)COONa`
Through a solution containing `Cu^(2+) and Ni^(2+),H_(2)S` gas is passed after adding dil HCl, which will precipitate out and why ?
Give an example of acidic buffer?
How does dilution with water affect the pH of a buffer solution?
Through a solution containing Cu2+and Ni2+,H2S gas is passed after adding dill HCl, which will precipitate out and why?
Write the expression for Ksp for AB3 type salt With solubility s.

Discussion

No Comment Found

Related InterviewSolutions

Reply to Comment